flash wrote:I have a nifty tool which show common file headers. See attached screenshot of a JPEG file with its header revealed.That would be very useful for unmasking those files that arrive with an _apparent_ extension of .jpg or .htm and are actually malware .exes. But I don't think I've ever know Windows to open a file without an extension: asks me what to open it with.-- Patricia M. Godfrey priscamg@xxxxxxxx